General

  • Target

    bc929678d105194fc34c7ad789c561ad4aabfab5efadc7275e414aaba90f732b

  • Size

    546KB

  • Sample

    230324-bvaxzsbd42

  • MD5

    6c2457343eeeab63cf86884782d9dc36

  • SHA1

    b88895ec12bd014b4cf09c013a4a251e24184b56

  • SHA256

    bc929678d105194fc34c7ad789c561ad4aabfab5efadc7275e414aaba90f732b

  • SHA512

    b53b591866321f5871ecdebffac0970b36457bb6377642051de4534aec0ccfe3c59e6e1da3d550f89064f88bb8e0fc276ffb50fd1be95cc138acd834cac15071

  • SSDEEP

    12288:mMrWy90RwkdDMwQubCZd5HVkjRstRwLpJkTdFJblro/Tu:0y7ZIqHVCWQTkTllo/i

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      bc929678d105194fc34c7ad789c561ad4aabfab5efadc7275e414aaba90f732b

    • Size

      546KB

    • MD5

      6c2457343eeeab63cf86884782d9dc36

    • SHA1

      b88895ec12bd014b4cf09c013a4a251e24184b56

    • SHA256

      bc929678d105194fc34c7ad789c561ad4aabfab5efadc7275e414aaba90f732b

    • SHA512

      b53b591866321f5871ecdebffac0970b36457bb6377642051de4534aec0ccfe3c59e6e1da3d550f89064f88bb8e0fc276ffb50fd1be95cc138acd834cac15071

    • SSDEEP

      12288:mMrWy90RwkdDMwQubCZd5HVkjRstRwLpJkTdFJblro/Tu:0y7ZIqHVCWQTkTllo/i

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks